Int. J. Metrol. Qual. Eng.
Volume 4, Number 2, 2013
|Page(s)||87 - 95|
|Published online||07 November 2013|
Cause analysis for unsatisfactory results in proficiency testing activities: a case study of Brazilian calibration laboratories accredited under ISO/IEC 17025:2005⋆
National Institute of Metrology, Quality and Technology (Inmetro),
General Coordination for Accreditation (Cgcre), Laboratory Accreditation Division
25250-020, Rio de Janeiro,
2 Fluminense Federal University; Technology, Management and Environment Laboratory, Niterói 24220-900, Rio de Janeiro, Brazil
Accepted: 11 July 2013
This work presents the results of a survey carried out among Brazilian calibration laboratories accredited under ISO/IEC 17025:2005 with the objective to identify how these laboratories investigate the root causes of unsatisfactory results in proficiency testing. The survey was coordinated by the Brazilian accreditation body, the General Coordination for Accreditation (Cgcre), of the Institute of Metrology, Quality and Technology (Inmetro).
Key words: Laboratory accreditation / ISO/IEC 17025:2005 / proficiency testing / measurement audits / corrective action
Supplementary material is available in electronic form at www.metrology-journal.org
© EDP Sciences 2013
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